cxb: cleanup of config

example_config/cxb.yaml

@@ -1,9 +1,3 @@
 server:
   enable: True
-  loglevel: "info"
-  hostname: "localhost"
-  ssl_enable: False
-  port: 8082
-  port_secure: 443
-  ssl_cert: "cert/title.crt"
-  ssl_key: "cert/title.key"
+  loglevel: "info"